QA Full-stack Engineer (Payment integrations)

Our team is developing a payment gateway for accepting funds from users on behalf of merchants, as well as sending funds from merchants to users. The system involves storing user payment data and is subject to PCI DSS compliance. It contains multiple integrations with payment systems, providers, and other gateways and processors, including 3DS. Job Responsibilities Performing quality control of a high-load web project at all stages of development, from requirements analysis to production release; Automating API testing using Kotlin/Java and developing auxiliary utilities; Automating UI testing using Playwright and developing auxiliary utilities; Code reviewing of automated tests; Conducting manual testing; Building releases, deploying to environments, verifying tasks in production, and ensuring system stability and operability; Processing and resolving requests from technical support and users as part of daily duties; Monitoring and improving metrics and dashboards (Grafana); Analyzing bugs and incidents in production (Kibana); Writing detailed and clear bug and incident reports in Jira; Creating and maintaining Postman collections; Regularly updating and enhancing the overall test plan in Allure TestOps; Assisting in onboarding new QA engineers and ensuring test quality; Defining technical epics, preparing tasks, and conducting estimations.